Title:
多元共重合体、ゴム組成物及びタイヤ
Document Type and Number:
Japanese Patent JP6657082
Kind Code:
B2
Abstract:
Provided is a polymer that contributes to the improvement of the durability and weather resistance of rubber compositions or rubber products such as a tire, and has low crystallinity. Disclosed is a multicomponent copolymer comprising a conjugated diene unit, a non-conjugated olefin unit, and an aromatic vinyl unit, wherein the multicomponent copolymer has a main chain consisting only of an acyclic structure, and the content of cis-1,4 bonds in the entire conjugated diene unit is 50% or more.
Inventors:
Shigeki Oishi
Application Number:
JP2016527626A
Publication Date:
March 04, 2020
Filing Date:
June 03, 2015
Export Citation:
Assignee:
Bridgestone Corporation
International Classes:
C08F236/04; B60C1/00; B60C11/00; C08F4/44; C08F210/02; C08F212/08; C08L9/06
Domestic Patent References:
| JP9291121A | ||||
| JP11035744A | ||||
| JP11035810A | ||||
| JP11080269A |
Foreign References:
| WO2004044018A1 | ||||
| WO2006004068A1 | ||||
| WO2007129670A1 | ||||
| WO2012014455A1 |
Attorney, Agent or Firm:
Kenji Sugimura
Mitsutsugu Sugimura
Kazuyuki Tomita
Koji Kakinuma
Mitsutsugu Sugimura
Kazuyuki Tomita
Koji Kakinuma